Guides

Explanations, not prompts

How to write prompts, why the AI answers the wrong thing, and where to start with Claude Code. Five minutes to read, useful immediately.

Your own app in one evening: a Mini App

No code. No idea needed. You take the blueprint of an app that already works and build your own version.

The four parts of a good prompt, and why “make it look nice” never works.

Five reasons an answer comes out useless, and what to change in each case.

What it is, how to install it, and the three things worth doing on day one.

The file the agent reads at the start of every session. What belongs in it and what doesn't.